Liner or Shader - Both: the machine is set up as a Liner but we include an Extra Spring to change it into a Shader Machine Type - Coil Machine Brand - Aluminator Frame Material - Aircraft Aluminum Weight - 5 oz Coil Height - 1" Tall Hybrid Coils Coil Size - 8 Wrap Product Info - CNC from a single block of aircraft aluminum. This way you know your machine is made with precision & high quality. This machine is well built to handle everyday use. This hard hitting machine can even push larger size needle types.